MCQ
$\int_{}^{} {{{\tan }^{ - 1}}\frac{{2x}}{{1 - {x^2}}}dx = } $
- A$x{\tan ^{ - 1}}x + c$
- B$x{\tan ^{ - 1}}x - \log (1 + {x^2}) + c$
- C$2x{\tan ^{ - 1}}x + \log (1 + {x^2}) + c$
- ✓$2x{\tan ^{ - 1}}x - \log (1 + {x^2}) + c$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$(A)$ $P\left[X_1^c \mid x\right]=\frac{3}{16}$
$(B)$ $P [$ Exactly two engines of the ship are functioning $\mid X ]=\frac{7}{8}$
$(C)$ $P\left[X \mid X_2\right]=\frac{5}{16}$
$(D)$ $P\left[X \mid X_1\right]=\frac{7}{16}$